Add LWC integration; resolves #393

pom.xml

@@ -104,6 +104,12 @@
             <version>2.6.9</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>com.griefcraft</groupId>
+            <artifactId>entitylwc</artifactId>
+            <version>2.0</version>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
     <repositories>
         <repository>

src/main/java/de/erethon/dungeonsxl/global/GameSign.java

@@ -16,6 +16,8 @@
  */
 package de.erethon.dungeonsxl.global;
 
+import com.griefcraft.lwc.LWC;
+import com.griefcraft.model.Protection;
 import de.erethon.caliburn.category.Category;
 import de.erethon.caliburn.item.VanillaItem;
 import de.erethon.commons.chat.MessageUtil;
@@ -24,6 +26,7 @@
 import de.erethon.dungeonsxl.config.DMessage;
 import de.erethon.dungeonsxl.game.Game;
 import de.erethon.dungeonsxl.player.DGroup;
+import de.erethon.dungeonsxl.util.LWCUtil;
 import org.bukkit.World;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
@@ -232,6 +235,8 @@ public static GameSign tryToCreate(Block startSign, String identifier, int maxGr
         }
         GameSign sign = new GameSign(DungeonsXL.getInstance().getGlobalProtections().generateId(GameSign.class, world), startSign, identifier, maxGroupsPerGame);
 
+        LWCUtil.removeProtection(startSign);
+
         return sign;
     }
 

src/main/java/de/erethon/dungeonsxl/global/GroupSign.java

@@ -23,6 +23,7 @@
 import de.erethon.dungeonsxl.DungeonsXL;
 import de.erethon.dungeonsxl.config.DMessage;
 import de.erethon.dungeonsxl.player.DGroup;
+import de.erethon.dungeonsxl.util.LWCUtil;
 import org.bukkit.World;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
@@ -217,6 +218,8 @@ public static GroupSign tryToCreate(Block startSign, String identifier, int maxP
         }
         GroupSign sign = new GroupSign(DungeonsXL.getInstance().getGlobalProtections().generateId(GroupSign.class, world), startSign, identifier, maxPlayersPerGroup, groupName);
 
+        LWCUtil.removeProtection(startSign);
+
         return sign;
     }
 

src/main/java/de/erethon/dungeonsxl/global/LeaveSign.java

@@ -22,6 +22,7 @@
 import de.erethon.dungeonsxl.config.DMessage;
 import de.erethon.dungeonsxl.player.DGamePlayer;
 import de.erethon.dungeonsxl.player.DGroup;
+import de.erethon.dungeonsxl.util.LWCUtil;
 import java.util.HashSet;
 import java.util.Set;
 import org.bukkit.ChatColor;
@@ -47,6 +48,8 @@ public LeaveSign(int id, Sign sign) {
 
         this.sign = sign;
         setText();
+
+        LWCUtil.removeProtection(sign.getBlock());
     }
 
     /* Getters and setters */

src/main/java/de/erethon/dungeonsxl/util/LWCUtil.java

@@ -0,0 +1,36 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package de.erethon.dungeonsxl.util;
+
+import com.griefcraft.lwc.LWC;
+import com.griefcraft.model.Protection;
+import org.bukkit.Bukkit;
+import org.bukkit.block.Block;
+
+/**
+ * @author Daniel Saukel
+ */
+public class LWCUtil {
+
+    public static void removeProtection(Block block) {
+        if (!isLWCLoaded()) {
+            return;
+        }
+        Protection protection = LWC.getInstance().getProtectionCache().getProtection(block);
+        if (protection != null) {
+            protection.remove();
+        }
+    }
+
+    /**
+     * @return
+     * true if LWC is loaded
+     */
+    public static boolean isLWCLoaded() {
+        return Bukkit.getPluginManager().getPlugin("LWC") != null;
+    }
+
+}

src/main/java/de/erethon/dungeonsxl/world/DWorldCache.java

@@ -21,6 +21,7 @@
 import de.erethon.dungeonsxl.DungeonsXL;
 import de.erethon.dungeonsxl.config.MainConfig;
 import de.erethon.dungeonsxl.config.MainConfig.BackupMode;
+import de.erethon.dungeonsxl.util.LWCUtil;
 import java.io.File;
 import java.util.HashSet;
 import java.util.Set;
@@ -60,6 +61,9 @@ public DWorldCache(File folder) {
 
         startWorldUnloadTask(1200L);
         Bukkit.getPluginManager().registerEvents(new DWorldListener(this), plugin);
+        if (LWCUtil.isLWCLoaded()) {
+            new LWCIntegration(plugin);
+        }
     }
 
     /* Getters and setters */

src/main/java/de/erethon/dungeonsxl/world/LWCIntegration.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2012-2018 Frank Baumann
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package de.erethon.dungeonsxl.world;
+
+import com.griefcraft.lwc.LWC;
+import com.griefcraft.scripting.JavaModule;
+import com.griefcraft.scripting.event.LWCProtectionRegisterEvent;
+import de.erethon.dungeonsxl.DungeonsXL;
+
+/**
+ * @author Daniel Saukel
+ */
+public class LWCIntegration extends JavaModule {
+
+    DungeonsXL plugin;
+
+    public LWCIntegration(DungeonsXL plugin) {
+        this.plugin = plugin;
+        LWC.getInstance().getModuleLoader().registerModule(plugin, this);
+    }
+
+    @Override
+    public void onRegisterProtection(LWCProtectionRegisterEvent event) {
+        DInstanceWorld instance = plugin.getDWorlds().getInstanceByWorld(event.getBlock().getWorld());
+        if (instance != null) {
+            event.setCancelled(true);
+        }
+    }
+
+}